2009 Stepping Stone trade paperback of the 2007 entry in the Magic Tree House series #38. In this one, our young sibling time traveling heroes must find one of the four secrets of happiness, in the Renaissance, with help from Leonardo da Vinci. I found this copy this week in the Seven Hills Little Free Library in Castro Valley.

I can let this go after I read:
1998 Lions at Lunchtime [read 2022]

Edit May 22, 2024: This was cute, but I just skimmed to end for time. It's for young readers and runs short. I currently have this ranked at #6667 on my ranked list of best-read books lately.

... in the box.

And please visit the next meetup of TriValley BookCrossing group, at Panera Bread in Dublin, the second Tuesday of each month.

And if you are now hoping to catch or release another book, but don't know where, check out my home page for a full list of all the local Little Free Libraries and other great release zones, where books can be safely left and found!

Aside from loving shared books, my main passion in life is supporting the human rights work of my good friend, Anni Cyrus. 💖 💖 Her life story of survival as a childhood refugee is astounding, and quite moving!

Please tune in to her many warnings to help the rest of us avoid the same fate she suffered under: Searchable on Google, DuckDuckGo, and YouTube. You can also follow her on Facebook and Telegram, among other platforms.